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Finding the Fourth Proportional to 327,090.40, 490,635.60 and 169,626.40

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Solution

The fourth proportional to 327,090.40, 490,635.60 and 169,626.40 is: 254,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,090.40 : 490,635.60 = 169,626.40 : x
  2. Step 2: Convert to fraction form
    327,090.40/490,635.60 = 169,626.40/x
  3. Step 3: Cross multiply
    327,090.40x = 490,635.60 × 169,626.40
  4. Step 4: Simplify right side
    327,090.40x = 83,224,750,539.84
  5. Step 5: Solve for x
    x = 83,224,750,539.84/327,090.40
  6. Step 6: Final answer
    x = 254,439.60

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